Issued Patents All Time
Showing 51–75 of 128 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663137 | Ultramild surfactant mixtures II | Brigitte Giesen, Wolfgang Pittermann, Walter Sterzel | 1997-09-02 |
| 5658875 | Ultramild surfactant mixtures | Brigitte Giesen, Wolfgang Pittermann, Walter Sterzel | 1997-08-19 |
| 5654453 | Process for the production of .alpha.-branched aliphatic monocarboxylic acids | Gerhard Mueller, Bernhard Gutsche, Frank Bongardt, Lutz Jeromin, Eberhard Peukert +1 more | 1997-08-05 |
| 5599787 | Aqueous anionic surfactant solutions stable at low temperature comprising glycoside and alkoxylated nonionic surfactant mixtures and processes of making same | Brigitte Giesen, Andreas Syldath | 1997-02-04 |
| 5591845 | Process for the production of surfactants having improved detergency | Brigitte Giesen, Andreas Syldath | 1997-01-07 |
| 5589450 | Process for the production of water-free detergent mixtures | Raphael Pi, Joaquim Bigorra-Losas, Oriol Ponsati-Obiols | 1996-12-31 |
| 5578560 | Water-containing detergent mixtures comprising oligoglycoside surfactants | Brigitte Giesen, Guenter Kreienfeld, Andreas Syldath | 1996-11-26 |
| 5562022 | Oven system | Jurg Albrecht | 1996-10-08 |
| 5523016 | Liquid pourable and pumpable surfactant preparation | Brigitte Giesen, Andreas Syldath | 1996-06-04 |
| 5507964 | Use of isopalmitic acid esters as lubricants for two-stroke engines | Frank Bongardt, Reinhold Wuest | 1996-04-16 |
| 5503760 | Engine base oils with improved seal compatibility | Frank Bongardt | 1996-04-02 |
| 5501817 | Process for stabilizing aqueous zeolite suspensions using a linear fatty alcohol polyglycol ether having a specific degree of ethoxylation | Ditmar Kischkel, Andreas Syldath, Thomas Krohnen | 1996-03-26 |
| 5476610 | Process for stabilizing aqueous zeolite suspensions | Andreas Syldath, Ditmar Kischkel | 1995-12-19 |
| 5474604 | Fatty mixtures | Guenter Demmering, Michael Koehler, Detlev Stanislowski | 1995-12-12 |
| 5470361 | Process for working up municipal plastic waste materials by gasification | Adolf Linke, Werner Pohl, Rolf Wetzel | 1995-11-28 |
| 5468405 | Use of partially dehydrated castor oils as lubricants | Johann Klein, Frank Bongardt | 1995-11-21 |
| 5468406 | Mixtures of esters of highly branched carboxylic acids | Frank Bongardt, Reinhold Wuest | 1995-11-21 |
| 5451334 | Environment-friendly basic oil for formulating hydraulic fluids | Frank Bongardt, Reinhold Wuest | 1995-09-19 |
| 5421907 | Process for cold cleaning oil-contaminated metal surfaces with 2-ethylhexyl esters of fatty acids | Claus Nieendick, Heinz Mueller, Claus-Peter Herold | 1995-06-06 |
| 5416239 | Process for the production of fatty ketones | Alfred Westfechtel, Christoph Breucker, Bernhard Gutsche, Lutz Jeromin, Horst Eierdanz +2 more | 1995-05-16 |
| 5389113 | Mixtures of fatty alkyl lower alkyl esters having improved low-temperature stability | Guenther Demmering, Frank Bongardt, Leonhard Wittich | 1995-02-14 |
| 5360560 | Universal lubricant based on a synthetic oil solution | Frank Bongardt, Juergen Roeder, Reinhold Wuest | 1994-11-01 |
| 5306442 | Mixture of alkyl glucosides and alcohols as foam inhibitors | Karlheinz Hill, Adolf Asbeck | 1994-04-26 |
| 5286397 | Base oil for the lubricant industry | Frank Bongardt, Reinhold Wuest | 1994-02-15 |
| 5276204 | Fatty alcohol mixtures and ethoxylates thereof showing improved low-temperature behavior | Hans-Peter Kubersky, Guenter Demmering, Alfred Meffert | 1994-01-04 |